Electron Dot Diagram Ionic Bonds - lewis structures or electron dot diagrams for atoms ions ionic pounds and covalent pounds tutorial with worked ex les for chemistry students here s how that would look i m not really sure if you re interested in the electron dot diagram of the potassium and bromine atoms or of potassium bromide kbr so i ll show you both you can use this ex le to find the electron dot diagram of hydrogen bromide hbr in order to draw an atom s electron dot diagram you need to know two things the atom s chemical symbol the number of span class news dt oct 17 2010 span nbsp 0183 32 mr andersen shows you how to draw lewis dot diagrams for atoms and simple molecules intro music atribution title i4dsong loop main wav artist cosmicd lin 2 ionic bonding electron transfer there are lots of dot and cross diagrams i e lewis diagrams of ionic electrovalent bonding in ionic pounds ionic bonds are formed by one atom transferring. electrons to another atom to form ions an ionic bond is most likely to be formed when a metal bines with a non metal to form an ionic pound the lewis dot structure for water shows the electron from hydrogen and an electron from oxygen being shared in a covalent bond the other four valence electrons in oxygen are in pairs at the bottom see here for more on ionization energy electron affinity electronegativity and their periodic trends it is important to understand that electronegativity is not a measurable property of an atom in the sense that ionization energies and electron affinities are although it can be correlated with both of these properties the actual electron attracting power of an atom depends in part on a covalent bond also called a molecular bond is a chemical bond that involves the sharing of electron pairs between atoms these electron pairs are known as shared pairs. or bonding pairs and the stable balance of attractive and repulsive forces between atoms when they share electrons is known as covalent bonding better source needed for many molecules the sharing of electrons allows 3 covalent bonding electron sharing in big or small molecules covalent bonds are formed by atoms sharing electrons to form bonds that hold the atoms together in a molecule this type of bond usually formed between two non metallic elements the octet rule is a chemical rule of thumb that reflects observation that atoms of main group elements tend to bine in such a way that each atom has eight electrons in its valence shell giving it the same electron configuration as a noble gas the rule is especially applicable to carbon nitrogen oxygen and the halogens but also to metals such as sodium or magnesium chemistry in perspective by adrian faiers ma oxon an electrostatic approach. for bored and confused a level chemistry students other senior school chemistry students and higher level students of